I think the idea is simply that, since inflation is a compounding process, given a constant rate of inflation prices will form an exponential graph. A log scal

I think the idea is simply that, since inflation is a compounding process, given a constant rate of inflation prices will form an exponential graph. A log scale would let you see more detail in the 90s, but in this case I think I actually prefer the linear, 0-anchored version.